◎1.CA series power amplifier belonging to the fourth generation product design platform, 专业功放系列 They use a key patented technology, low-power K4 supply system, it can bring nearly 85% music efficiency for the circuit, interstage level precision can match accurate, low thermal noise , high S/N (110 dB/A @ 32 dB) H class power supply technology greatly reduces 50% of the whole consumption ,weight and the system heat. ◎2.CA series even though turned to the maximum volume,still no noises. It effectively improve the quality of the project and provide a powerful guarantee for the acceptance of work."